CN105379668A - Method for improving production performance of laying hens - Google Patents
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Abstract
The invention discloses a method for improving production performance of laying hens. The method for improving production performance of laying hens adopts a three-stage production mode, namely a brooding period of laying hens, a growing period, and an egg-producing period and takes a breeding mode featured by all-in-all-out for large-scale sound breeding. While breeding management is carried out in a scientific and rational way, measures for disease prevention and control are taken well and appropriate cleansing and disinfection means are used such that all indices for laying hens in all production periods are in accord with national advanced level. With promotion and application of the achieve, the method can greatly push forward the development of the laying hen industry in Guangdong and other provinces and offer fresh, safe and pollution-free eggs for consumers. As a result, the market demand is accommodated, living standards are improved, employment is ensured for people living in rural areas, and famers' income is increased.
Description
Technical field
The present invention relates to a kind of method improving performance in layers.
Background technology
China is an egg big producing country, egg has wide market in China, and the development of laying hen industry rises especially year by year, and Chinese commodity is for laying hen livestock on hand about 1,400,000,000, within 2008, egg output has broken through 2,000 ten thousand tons, per capita egg year consumption figure more than 250 pieces, but disproportionate with it, China's laying hen production facility equipment is outmoded, breeding environment is poor, epidemic disease is difficult to control, egg product hygienic quality is poor, and the Industry Model of large group is still occupied an leading position on a small scale, and international market share is low.The threshold of China's breeding layer chicken is low, small investment, and working condition is simple and crude, and low production cost which results in the level of production uneven, and overall manufacturing level is low.Extremely low cost of investment and huge cultivation scale, although bring huge egg output to China, bring endless loss also to China's egg product industry.Because of extremely low to device requirement, seriously constrain China's cultivation equipment technological development.The pollution of breeding environment and surrounding enviroment, the vicious circle that breeding layer chicken entered environment is polluted, has a strong impact on quality and the export trade of China's scrambled egg product.Chaotic immune system and blindly random medicining condition, make China's poultry disease high complexity, mixed infection, cross-infection situation ubiquity.Extensive management mode, make that China's laying hen industry per unit area yield is low, feed consumption is high, deadly wash in a pan high, production efficiency and business efficiency are far below world average level.
China's layer breeding phase is short, 65-72 age in week, and lay eggs in year few, about 250, egg material is than high, and 1:2.5-1:2.8, death rate >25%, the number of animals raised is low per capita.External laying hen intensive degree is high, and productivity is high, and the layer breeding phase is long, 72-84 age in week, year egg number more than 300 pieces, egg size is even, 60-63 gram, the low <10% of death rate, and efficiency of feed utilization is high, egg material than low, 1:2.0-1:2.2.
At present, China just produces power by laying hen big producing country to laying hen and changes, and the aquaculture model of laying hen is excessively to height intensive farm by peasant household's dispersion raising, and cultivation scale generally at 2000-10000 only.But this scale has not too adapted to the needs of modern market development, and be mainly manifested in feeding quality restive, hygienic conditions are restive, feeding and management level is restive, cause breeding environment seriously polluted, epidemic disease is difficult to control, the problem such as of poor quality of egg.Along with improving constantly of economic level; consumer needs fresh, health, non-harmful relieved egg, change yard feeding pattern walk standardization, scale, ecology road be the direction of China laying hen development, simultaneously; product should by quantity to mass shift, and extensive management should change to fine-grained management.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of method improving performance in layers is provided.
The technical solution used in the present invention is:
Improve a method for performance in layers, be divided into brood time, finishing period, laying period three section type, adopt the pattern of all in all out to cultivate, comprise the following steps:
(1) brood time:
Brood time to 50 age in days terminates; Brood time adopts multi-layer flat to support the brooding equipment of raising in cages, and every one deck cage is divided into little lattice 136cm × 70cm × 33cm, and each little lattice supports 20-24 chick;
Chick enters young house of brooding for first 3 days and starts preheating, and 4-6 hour in advance puts water and material of brooding into house of brooding pre-temperature;
LED is adopted to provide illumination;
Disconnected beak is carried out to 5-7 Japanese instar chickling;
(2) finishing period:
51 ages in days rise, and chicken group proceeds to from house of brooding and is bred as house, terminates to 100 age in days finishing periods; Finishing period adopts staged cage cultivation device, and 3 chickens raised by every cage, adopt semi-automatic feed, automatically drink water, full-automatic cascade cooling and ventilation, the clear excrement of semi-automatic conveyer belt;
Light application time is 9 hours/day;
(3) laying period:
Chicken group 101 age in days proceeds to house of laying eggs, and house of laying eggs adopts stacked cage cultivation device, 6 chickens of often raising in cages, full-automatic computer controlled light, temperature, humidity, and Full-automatic-feed feeds water, and automatically carries egg collection, the clear excrement of full-automatic conveyer belt.
Preferably, the temperature humidity of brood time controls as follows: temperature: 1-3 age in days 34-36 DEG C, 4-7 age in days 32-34 DEG C, 8-14 age in days 30-33 DEG C, 15-21 age in days 28-30 DEG C, 22-28 age in days 25-28 DEG C, 29-35 age in days 22-25 DEG C, 36-50 age in days 20-22 DEG C; Humidity: 1-7 age in days 50-70%, 8-28 age in days 50-65%, 29-50 age in days 40-60%.
Preferably, the illumination of brood time controls as follows: 1-4 age in days gives 24 h light, and illumination every day of 5-18 age in days reduces 1 hour, and 18 ages in days start illumination every day homeostasis 9 hours.
Preferably, brood time, disconnected beak standard is: upper beak is disconnected goes 1/2, and lower beak is disconnected goes 1/3.
Preferably, finishing period, carry out limit material to chicken group and raise, in week, non-random sampling is weighed once weekly, and by the uniformity of chicken group and the feeding capacity of body weight adjustment next week, Shi Ji colony heavily has the neat uniformity.
Preferably, laying period, the antenatal material of the full price of 101-130 age in days high-quality is raised, and in material, add calcium source, and 131 ages in days are reinstated full price peak material of laying eggs and raised.
Preferably, laying period, hen house temperature controls as 18-22 DEG C, and humid control is 55-65%.
Preferably, laying period, from 16 week age, every day, light application time increased to 10 hours from 9 hours, started 17 week age to increase weekly light application time 0.5 hour, started 23 week age to increase weekly illumination 0.25 hour, until illumination reaches 16 hours, constant every day light application time.
Preferably, vaccine immunization prevention is carried out to ewcastle disease, bird flu, infective bronchitis, infectious laryngotracheitis, egg-decreasing syndrome, fowl pox, avian encephalomyelitis, infective rhinitis, chicken virus mycoplasma, coccidia epidemic disease, and immunologic surveillance is carried out in tracking, whether assessment immunity inoculation gets a desired effect.
Preferably, after often raising a collection of chicken, keep the sky house phase of 4 time-of-weeks, implement sterilization to hen house during this period, method is as follows: cleaning, rubbish, the foreign material removed in hen house; Hen house inside and facility are thoroughly cleaned; Two-wheeled sterilization is carried out with inhomogeneous disinfectant, then fumigation in hen house inside; The soda bath of house external environment 2%-3% carries out disinfection.
The invention has the beneficial effects as follows:
The present invention adopt laying hens in brooding period, finishing period, laying period three section type production model, " all in all out " aquaculture model carry out mechanization, intensive healthy aquaculture, scientific and reasonable carry out feeding and management while, carry out control and prevention of disease measure, and reasonably cleaning-sterilizing measure, make laying hen each campaign indices all reach advanced international level, brood, the survival rate of finishing period reaches 98%, 96% respectively, the highest laying rate reaches more than 95%, the length of holding time of 90% laying rate, egg material compares 1:2.0-1:2.1.Along with applying of this invention achievement, Guangdong Province and domestic laying hen industrial progress and development greatly will be promoted, for consumer provides fresh, safety, non-polluted egg, meet the demand in market, improve the quality of life of the people, solve the surplus labor in rural area, increase the income of peasant.
Embodiment
Below in conjunction with specific embodiment, set forth content of the present invention further.
The present invention select commodity egg kind be Hai Saikesi sea match ash; quantity is 30,000; be divided into brood time, finishing period, laying period three section type production, adopt the aquaculture model of " all in all out " to carry out large-scale health culture; while carrying out scientific and reasonable feeding and management, carry out control and prevention of disease measure.
Column home: adopt advanced domestic breeding layer chicken column home and supporting technological facilities, hen house is total closed type, feed, light, cascade, clear excrement be conputer controlled, the temperature of hen house, humidity, ventilation are adjustable controlled.Brood and adopt multi-layer flat to support the brooding equipment of raising in cages; Be bred as and adopt staged cage cultivation device, semi-automatic feed, automatically drinks water, the clear excrement of semi-automatic conveyer belt; Laying house adopts stacked cage cultivation device, full-automatic computer controlled light, temperature, humidity, Full-automatic-feed feeds water, full-automatic conveying egg collection, the clear excrement of full-automatic conveyer belt, as far as possible in different growing stages for laying hen provides good, controlled environment, ensure that laying hen productivity in each vegetative period is not fully exerted.
one, large-scale breeding management
(1) brood time:
1. groupuscule is raised in cages and is brooded: brood time adopts groupuscule to raise in cages technology, supports the brooding equipment of raising in cages with multi-layer flat, when customizing cage tool by every one deck cage again row be divided into little lattice 136cm × 70cm × 33cm, each little lattice supports 20-24 chick, to brood end to 50 ages in days.
The temperature humidity of 2. brooding: enter young house of brooding for first 3 days and start preheating, make temperature in house reach 30 DEG C, the temperature humidity in brood time cage is as shown in table 1:
The temperature humidity that table 1 is brooded
。
3. time recording temperature, and observe chicken group distribution.When brooding temperature is suitable, chick is active, honey stomach, drinking-water appropriateness, and sleep is quiet, is evenly distributed and prostrate, does not beat heap.Temperature is too low, and chick does not search for food, and near thermal source, beats heap, easily causes extruding dead; Temperature is too high, then stow away from heat.
4. open food and feed: water and material of brooding being put in 4-6 hour between brooding pre-warm before chick to house prerequisite, make water temperature reach the temperature of room temperature.Chick enters to give up after stable, begins to drink in time, and add out salt in drinking-water.Can open food after beginning to drink 2 hours, the meconium now in Chickens drains substantially, opens food high time.When opening food, be evenly sprinkled upon on food dish by chick material, allow chick free choice feeding, few feeding is added more.Adopt charging tray feeding in 1-10 age in days, 7 ages in days start in hopper, put a little material, rise excessively search for food to hopper to 11 ages in days.The whole stage of brooding selects high-quality to brood material, and feeding adopts free choice feeding, does not limit material.1-3 age in days drinking bowl from portable automatic drinking bowl excessively to nipple-shaped drinker.
5. suitable illumination: the illumination of brood time is suitable, intensity of illumination cross can make by force chick cause stress, intensity of illumination is crossed and weakly can be affected chick and search for food.The present invention adopts LED, and luminous intensity is suitable, and illumination patterns is even, is beneficial to search for food and drink water; The light schedule 1-4 age in days of chick gives 24 h light, and from 5 ages in days to 18 ages in days, illumination every day reduces 1 hour, and illumination every day homeostasis 9 hours from 18 ages in days, until 104 ages in days.
6. in good time disconnected beak accurately: mutually peck bucket in order to avoid chick, reduces feed waste, carries out disconnected beak at 5-7 age in days to chick, within each 2 days, can add multidimensional and VitK in daily ration or water before and after disconnected beak, slow down stress and hemostasis.The disconnected above beak of beak standard is disconnected goes 1/2, and lower beak is disconnected goes 1/3 as well.
(2) finishing period:
1. little cage is raised and illumination: 51 ages in days rise, and chicken group proceeds to from house of brooding and is bred as house.Finishing period adopts 3 layers of staged cage cultivation device, and 3 chickens raised by every cage, adopt semi-automatic feed, full-automatic nipple-shape drinking-water, and full-automatic cascade cooling and ventilation, semi-automatic conveyer belt is clear excrement regularly.Light application time is 9 hours/day.
2. reload and limit material to raise: finishing period is the critical period that laying hen bone and each Iarge-scale system are grown, and finishing period nutrition directly has influence on the egg laying performance of laying period, so finishing period will use the incubation material of high-quality.For ensureing that chicken group has the higher uniformity, finishing period also needs to carry out limit material to chicken group and raises.Feed by feeding standard doses and weight standard, all will carry out homocline after each feeding, in week, non-random sampling is weighed once weekly, calculates the uniformity of chicken group, determine the feeding capacity of next week by the uniformity of chicken group and body weight, make chicken group have suitable body weight and the neat uniformity.Table 2 is feeding capacity, SBW, the uniformity of finishing period chicken group.
Feeding capacity, SBW, the uniformity of table 2 finishing period chicken group
。
3. adjust cage in time and eliminate: between finishing period, will choose for weak, individual less chicken, adjusting cage to raise to giving up in non-cage, suitably can increase feeding capacity, making its body weight up to standard as early as possible, to improve the overall uniformity.For discriminating mistake, grow abnormal and sick and weak chicken, eliminate in time.Dead chicken is processed in time, and it is vacant to adjust cage to supplement in time, keeps every cage chicken number consistent.
(3) laying period:
1. adjustable controlled column home equipment and excellent environment of laying eggs: house of laying eggs is for closed conputer controlled cascade cooling hen house, chicken coop employing 4 stacked cage cultivation device layer by layer, often to raise in cages 6 chickens, full-automatic computer controlled light, temperature, humidity, Full-automatic-feed feeds water, full-automatic conveying egg collection, the clear excrement of full-automatic conveyer belt, temperature, humidity, ventilation is adjustable controlled, laying period, hen house temperature was about 20 DEG C, humidity is 55-65%, reduce the harmful effect of each side factors such as external environment, avoid or reduce much stress, for layer chicken builds an excellent comfortable living environment.
2. adopt corresponding high-quality full price to lay eggs material: to lay eggs material with regard to feeding full price after chicken group 101 age in days turns house by stages, the antenatal material of full price of 101-130 age in days high-quality, and start in material, add high-quality calcium source, the 131 ages in days full price risen to superseded high-quality peak of laying eggs is expected.
3. the control technology of laying period illumination: the illumination control technology of laying period is the large important measures in layer breeding management, gives up light application time and luminous intensity can be controlled better laying eggs of total closed type.From 16 week age, every day, light application time increased to 10 hours from 9 hours, gave pre-slightly strong light stimulation.Starting 17 week age to increase weekly light application time 0.5 hour, is 13 hours to illumination every day in age in 22 week.Now laying rate is higher, 23 week age, increases illumination 0.25 hour weekly, until illumination reaches 16 hours, constant every day, light application time 16 littlely terminated up to research, and can raise peak of laying eggs gradually like this, make laying rate high, egg-laying peak is held time longer.
two, control and prevention of disease
Implement in full bio-safety prevention and control measure, work out rational immune programme for children, conscientious carries out immunity inoculation work, and regularly carry out antibody mirror and survey, to dying of illness, chicken carries out harmless treatment in time.
(1) rational immune programme for children is formulated
In line with the general policy of " put prevention first, anti-overweighting is controlled ", according to the white chukar field of popularity and the Zhongshan city poultry diease history in the past of the current poultry diease in this area, in conjunction with the concrete condition of the layer breed sea match ash selected, the immune programme for children formulating laying hen is as shown in table 3.
The immune programme for children of table 3 laying hen
。
As seen from the above table, the epidemic disease through vaccine immunization prevention has ewcastle disease, bird flu (H5, H9), infective bronchitis, infectious laryngotracheitis, egg-decreasing syndrome, fowl pox, avian encephalomyelitis, infective rhinitis, chicken virus mycoplasma, coccidia etc.Carry out repeatedly booster immunization for bird flu (H5), ewcastle disease, infective bronchitis, guarantee that chicken group produces sufficiently high immune antiboidy, reach and put prevention first, anti-overweighting is controlled, the epidemic prevention policy matched of strengthening management.
The immune operation of the chicken group of key health, high-quality and efficient vaccine, specification ensures that chicken group produces the condition of high evenness high level antibody indispensability, wherein the immune operation of specification is key link especially, various vaccine immunity has its corresponding immunization method, strictly press operation requirements during enforcement to carry out, ensure that chicken group obtains the immunity of 100%, make each exempt from all to reach the immune effect of expection.
(2) periodic detection antibody
Regular enforcement antibody test plan, by the periodic detection to the antibody such as ewcastle disease, bird flu, understand titre and the dispersion of the rear antibody of immunity, whether assessment immunity inoculation gets a desired effect.The antibody test time of ND, H5, H9 is latter 21st day of each immunity, and blood drawing detects the antibody titer in serum, when antibody titer is less than 7, should mend in time and exempt from.After chicken group 100 age in days, all detect the antibody titer of ND, H5, a H9 every month, if ND antibody titer is less than 7, then with ND-IB bigeminy seedling spraying immune alive, if H5, H9 antibody titer is less than 7, then use corresponding H5, H9 oil seepage immune in time.
(3) eliminate invalid chicken in time, to dying of illness, chicken carries out harmless treatment, thus carries out more effective control to disease.
(4) terminal disinfection program
After often raising a collection of chicken, keep the sky house phase of 4 time-of-weeks, during this period to hen house and equipment---namely enter the brooding house terminal disinfection before young bird, incubation house, house of laying eggs when turning group, implement non-disinfectant program eventually, the i.e. pouity dwelling place cleaning-sterilizing handling procedure of " cleaning-remove-cleaning-dry-sterilization-cleaning-dry-sterilization-cleaning-stifling ", thorough removing, kill the pathogenic microorganism of hen house 99%, chicken group is lived in good environment, produces the egg of health, safety.
Cleaning: all cleaning is clean by chicken manure, surplus material, wall and roof dust etc. in hen house, and especially cleaning more will be noted in each corner of hen house.
Remove: the rubbish of cleaning, foreign material etc. are cleared out of hen house.
Cleaning: carry out cleaning down to hen house inside and facility with giant (sprayer), in hen house, all feeding facilities, drinking equipment are all used clear water wash clean as driven the apparatus such as food dish, material grain, drinking bowl, and are cleaned ponding.
Sterilization: first round sterilization is first carried out with a class disinfectant in hen house inside, rinses with clear water after sterilization again, cleaning ponding, slightly air-dry, then carry out second with another kind of disinfectant and take turns sterilization, rinse with clear water, cleaning ponding, after air-dry, carries out the fumigation of third round.Before fumigation, first to seal all door and windows of hen house, wall and gap thereof etc., temperature in hen house is not less than 18 DEG C, is preferably about 25 DEG C, relative moisture more than 60%, then uses formalin 28 milliliters by every cubic metre of space, the standard of 14 grams, potassium permanganate carries out fumigation.
The soda bath of house external environment 2%-3% carries out disinfection.
Indicators of overall performance of the present invention is as shown in table 4 with the contrast of domestic and international similar advanced technology:
The contrast of table 4 indicators of overall performance of the present invention and domestic and international similar advanced technology
。
The present invention adopts advanced domestic breeding layer chicken column home and supporting technological facilities, temperature, humidity, ventilation is adjustable controlled, brood and adopt multi-layer flat to support the brooding equipment of raising in cages, be bred as and adopt staged cage cultivation device, semi-automatic feed, the clear excrement of semi-automatic conveyer belt, layer chicken adopts stacked cage cultivation device, full-automatic computer controlled light, temperature, humidity, Full-automatic-feed, full-automatic egg collection, full-automatic clear excrement, different growing stages is all for laying hen provides good, controlled environment, evade the impact of environmental factor on performance in layers, ensure the performance of laying hen productivity in each vegetative period.
The present invention is target with healthy aquaculture, sets up biological prevention and control system, implements the epidemic prevention and control policy of relying mainly on prevention, and carries out thoroughly " all in all out ", periodically removes the pathogenic microorganism in hen house and environment; Science formulates immune programme for children, and immunologic surveillance is carried out in tracking, and protection chicken group resists the attack of pathogenic microorganism; The preparing complete feed of science, meets the nutritional need of laying hen different breeding phase, ensures the health of chicken group, improves chicken group premunition; Perform regular clean, antisepsis system, eliminate the cause of disease that may exist, reduce the chance of laying hen by courses of infection; Brooding, earlier growth stage carries out preventive use antibiotic prevention and control common disease, and laying period promotes the use of the Substitutes For Antibiotic diseases prevention of noresidue; Sick, the dead chicken of harmless treatment and ight soil, dirt, prevent cause of disease from spreading; After often raising a collection of chicken, keep the sky house phase of 4 time-of-weeks, during this period unfinished disinfectant program is eventually implemented to hen house and equipment, the i.e. pouity dwelling place cleaning-sterilizing handling procedure of " cleaning-remove-cleaning-dry-sterilization-cleaning-dry-sterilization-cleaning-stifling ", thorough removing, kill the pathogenic microorganism of hen house 99%, chicken group is lived in good environment, produces the egg of health, safety.
Claims (10)
1. improve a method for performance in layers, be divided into brood time, finishing period, laying period three section type, adopt the pattern of all in all out to cultivate, comprise the following steps:
(1) brood time:
Brood time to 50 age in days terminates; Brood time adopts multi-layer flat to support the brooding equipment of raising in cages, and every one deck cage is divided into little lattice 136cm × 70cm × 33cm, and each little lattice supports 20-24 chick;
Chick enters young house of brooding for first 3 days and starts preheating, and 4-6 hour in advance puts water and material of brooding into house of brooding pre-temperature;
LED is adopted to provide illumination;
Disconnected beak is carried out to 5-7 Japanese instar chickling;
(2) finishing period:
51 ages in days rise, and chicken group proceeds to from house of brooding and is bred as house, terminates to 100 age in days finishing periods; Finishing period adopts staged cage cultivation device, and 3 chickens raised by every cage, adopt semi-automatic feed, automatically drink water, full-automatic cascade cooling and ventilation, the clear excrement of semi-automatic conveyer belt;
Light application time is 9 hours/day;
(3) laying period:
Chicken group 101 age in days proceeds to house of laying eggs, and house of laying eggs adopts stacked cage cultivation device, 6 chickens of often raising in cages, full-automatic computer controlled light, temperature, humidity, and Full-automatic-feed feeds water, and automatically carries egg collection, the clear excrement of full-automatic conveyer belt.
2. the method for raising performance in layers according to claim 1, it is characterized in that: the temperature humidity of brood time controls as follows: temperature: 1-3 age in days 34-36 DEG C, 4-7 age in days 32-34 DEG C, 8-14 age in days 30-33 DEG C, 15-21 age in days 28-30 DEG C, 22-28 age in days 25-28 DEG C, 29-35 age in days 22-25 DEG C, 36-50 age in days 20-22 DEG C; Humidity: 1-7 age in days 50-70%, 8-28 age in days 50-65%, 29-50 age in days 40-60%.
3. the method for raising performance in layers according to claim 1, is characterized in that: the illumination of brood time controls as follows: 1-4 age in days gives 24 h light, and illumination every day of 5-18 age in days reduces 1 hour, and 18 ages in days start illumination every day homeostasis 9 hours.
4. the method for raising performance in layers according to claim 1, is characterized in that: brood time, and disconnected beak standard is: upper beak is disconnected goes 1/2, and lower beak is disconnected goes 1/3.
5. the method for raising performance in layers according to claim 1, it is characterized in that: finishing period, carry out limit material to chicken group and raise, in week, non-random sampling is weighed once weekly, by the uniformity of chicken group and the feeding capacity of body weight adjustment next week, Shi Ji colony heavily has the neat uniformity.
6. the method for raising performance in layers according to claim 1, is characterized in that: laying period, and the antenatal material of the full price of 101-130 age in days high-quality is raised, and in material, add calcium source, and 131 ages in days are reinstated full price peak material of laying eggs and raised.
7. the method for raising performance in layers according to claim 1, is characterized in that: laying period, and hen house temperature controls as 18-22 DEG C, and humid control is 55-65%.
8. the method for raising performance in layers according to claim 1, it is characterized in that: laying period, from 16 week age, every day, light application time increased to 10 hours from 9 hours, start 17 week age to increase weekly light application time 0.5 hour, start 23 week age to increase weekly illumination 0.25 hour, until illumination reaches 16 hours, constant every day light application time.
9. the method for raising performance in layers according to claim 1, it is characterized in that: vaccine immunization prevention is carried out to ewcastle disease, bird flu, infective bronchitis, infectious laryngotracheitis, egg-decreasing syndrome, fowl pox, avian encephalomyelitis, infective rhinitis, chicken virus mycoplasma, coccidia epidemic disease, and immunologic surveillance is carried out in tracking, whether assessment immunity inoculation gets a desired effect.
10. the method for raising performance in layers according to claim 1, is characterized in that: after often raising a collection of chicken, and keep the sky house phase of 4 time-of-weeks, implement sterilization to hen house during this period, method is as follows: cleaning, rubbish, the foreign material removed in hen house; Hen house inside and facility are thoroughly cleaned; Two-wheeled sterilization is carried out with inhomogeneous disinfectant, then fumigation in hen house inside; The soda bath of house external environment 2%-3% carries out disinfection.
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| CN110476884A (en) * | 2019-09-25 | 2019-11-22 | 永胜银杏农业开发有限公司 | A kind of high-quality breeder cage culture method |
| CN112369368A (en) * | 2020-12-04 | 2021-02-19 | 陕西安大农业发展有限公司 | Online flat-culture control method for black muscovy duck in growing period |
| CN112568184A (en) * | 2020-12-09 | 2021-03-30 | 海南新泉文昌鸡有限公司 | Breeding method of slaughter type high-quality Wenchang chickens with high uniformity |
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| CN113711945A (en) * | 2021-07-29 | 2021-11-30 | 安徽华卫集团禽业有限公司 | Three-dimensional cage-rearing method for broilers |
| CN113974013A (en) * | 2021-10-18 | 2022-01-28 | 山东和美华农牧科技股份有限公司 | Fungus chaff fermented feed applied to laying hen breeding |
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